344813670329 has 2 divisors, whose sum is σ = 344813670330. Its totient is φ = 344813670328.

The previous prime is 344813670277. The next prime is 344813670359. The reversal of 344813670329 is 923076318443.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 331891210000 + 12922460329 = 576100^2 + 113677^2 .

It is a cyclic number.

It is not a de Polignac number, because 344813670329 - 2²⁰ = 344812621753 is a prime.

It is not a weakly prime, because it can be changed into another prime (344813670359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172406835164 + 172406835165.

It is an arithmetic number, because the mean of its divisors is an integer number (172406835165).

Almost surely, 2^344813670329 is an apocalyptic number.

It is an amenable number.

344813670329 is a deficient number, since it is larger than the sum of its proper divisors (1).

344813670329 is an equidigital number, since it uses as much as digits as its factorization.

344813670329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2612736, while the sum is 50.

The spelling of 344813670329 in words is "three hundred forty-four billion, eight hundred thirteen million, six hundred seventy thousand, three hundred twenty-nine".